Merge pull request torvalds#188 from nascs/Radxa_cm3_Rpi_cm4_io_dwmmc

arm: dts: radxa cm3 rpi cm4 io: fix the issue that an error occurred …

Author: RadxaYuntian

arch/arm64/boot/dts/rockchip/rk3566-radxa-cm3-rpi-cm4-io.dts

@@ -21,6 +21,7 @@
 		pinctrl-0 = <&sdmmc_pwren>;
 		regulator-name = "vcc_sd";
 		regulator-always-on;
+		vin-supply = <&vcc3v3_sys>;
 	};
 
 	hdmi_sound: hdmi-sound {